1 files changed, 38 insertions, 0 deletions
diff --git a/lib/templating/renderFile.js b/lib/templating/renderFile.js
new file mode 100644
index 0000000..9b74e5b
--- /dev/null
+++ b/lib/templating/renderFile.js
@@ -0,0 +1,38 @@
+var Promise = require('../utils/promise');
+var error = require('../utils/error');
+var render = require('./render');
+
+/**
+    Render a template
+
+    @param {TemplateEngine} engine
+    @param {String} filePath
+    @param {Object} context
+    @return {Promise<String>}
+*/
+function renderTemplateFile(engine, filePath, context) {
+    var loader = engine.getLoader();
+
+    return Promise()
+    .then(function() {
+        if (!loader.async) {
+            return loader.getSource(filePath);
+        }
+
+        var deferred = Promise.defer();
+        loader.getSource(filePath, deferred.makeNodeResolver());
+        return deferred.promise;
+    })
+    .then(function(result) {
+        if (!result) {
+            throw error.TemplateError(new Error('Not found'), {
+                filename: filePath
+            });
+        }
+
+        return render(engine, result.path, result.src, context);
+    });
+
+}
+
+module.exports = renderTemplateFile;